Home / 38,563.12-57,840.40-13,598.52

Finding the Fourth Proportional to 38,563.12, 57,840.40 and 13,598.52

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Solution

The fourth proportional to 38,563.12, 57,840.40 and 13,598.52 is: 20,396.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,563.12 : 57,840.40 = 13,598.52 : x
  2. Step 2: Convert to fraction form
    38,563.12/57,840.40 = 13,598.52/x
  3. Step 3: Cross multiply
    38,563.12x = 57,840.40 × 13,598.52
  4. Step 4: Simplify right side
    38,563.12x = 786,543,836.21
  5. Step 5: Solve for x
    x = 786,543,836.21/38,563.12
  6. Step 6: Final answer
    x = 20,396.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.